Home / 1,980,222.22-2,969,857.59-914,240.62

Finding the Fourth Proportional to 1,980,222.22, 2,969,857.59 and 914,240.62

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Solution

The fourth proportional to 1,980,222.22, 2,969,857.59 and 914,240.62 is: 1,371,141.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,222.22 : 2,969,857.59 = 914,240.62 : x
  2. Step 2: Convert to fraction form
    1,980,222.22/2,969,857.59 = 914,240.62/x
  3. Step 3: Cross multiply
    1,980,222.22x = 2,969,857.59 × 914,240.62
  4. Step 4: Simplify right side
    1,980,222.22x = 2,715,164,444,393.31
  5. Step 5: Solve for x
    x = 2,715,164,444,393.31/1,980,222.22
  6. Step 6: Final answer
    x = 1,371,141.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.